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Heat Pump / Mini-Split Project Costs in Somerville, MA

What Somerville owners actually declared on 126 recent heat pump building permits in our dataset — public-record values, not quotes.

$18,000
Median project value
$4,357–$34,569
Typical range
126
Permits analyzed

Owner-declared values from public building-permit records, residential-scale projects only (commercial and out-of-scale outliers excluded) — a benchmark, not a substitute for a contractor quote.

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FAQ

How much does a heat pump project cost in Somerville, MA?

Across 126 recent Somerville building permits that declared a value, the median heat pump project value is $18,000, with a typical range of $4,357 to $34,569. These are owner-declared values from public permit records, not quotes.

Where does this cost data come from?

Every figure is the declared project value on a real building permit filed with the Somerville building department — public records MassPermits aggregates, not estimates.